Start with four squared.

Move to the next biggest square number.

Triple it.

Subtract one.

Halve it.

Subtract from that number the sum of its digits.

Double it.

Divide by six and multiply by eight.

Add the reverse of this number, then subtract one.

Find the sum of the digits of this number.

Double that number.

From this square, make a bishop's move to the largest possible multiple of 13.

Multiply the digits together.

Select the number one fewer...

... and one greater.

Multiply the digits together and reverse the number.

Subtract 1.

Add the digits together.

Select the number at the end of this column.

Make a single knight's move to a prime number.

Subtract 10.

Subtract the positive difference of the digits from the whole number.

From this square, make a single knight's move to the largest possible multiple of 4.

Subtract 1.

Subtract twice as much as was subtracted in the last step.

Add 1.

Halve it.

Subtract the result when this number is divided by 10, without remainder.

Add double the product of this number's digits.

Reverse that number.

Subtract a third of fifteen.

Add 11.

Subtract the addition of the digits, then add one.

The final number is the addition of these digits multiplied by two cubed.

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